Biochmistry
total body of iron fe is?
3-6 mg
4-5g
3-5mg
2g
3-5g
iorn is poor absorption because is?
bound to protein
bound to phosphat
bound to calcuim
bound to phytate
bond of phytate
absorpation of iron is
jejunum
proximal jejunum & duodenum
small intestin
ileum
B
iron Fe absorpion in
ferrric
aboferritin
ferrous
ferttin
c
ferric combine with ..... for give ferritin ??
aboferritin
fertrtin
ferric
ferrous
A
when stopped or block absorpiton iron?
fe+++
ferritin
ferric
fe++
A&D is right
E
iron is decreased because all them except one
alkalies and tea
steatorrhea
reduceving substances e.g vit. C & SH cysteine
high dietary phosphate & phytate
C
iron is bind with specific receptors ?
F
T
b
iron pass inside mucosal cell by ....
active cell
oxidation
bind with aboferritin
active transport mechanism
D
iron using carrier protein only
T
F no but even used in Na/k pump
B
iron plasma total is
137-142 mg
60-160mg
60-160mmg
3.5-5g
c
iron requirement body is
10 g
8mg
10mmg
10mg
D
iron requirement women "pregnant & lactating" is 30 mg
T
F
T
copper in body is 100-150 mg
T
F
T
copper reqiurement is 2-3mg of body?
T
F
T
zinc plasma is 70-150 mg.
T
F
T
zinc requirements is 10 -20
T
F
T
function of zinc all them except one ?
A.growth reproduction
B.wound healing
C.mobilization of vit.d
D.component of some enzymes e.g alkaline & RNA polymerase
C
ioden body is 25-50mg ?
T
F
T
ioden is present in thyroid gland and tisse other and body fluids
T
F
T
ioden requirements is ?
100-150 mmg
100-150mg
100-150g
100-150g
A
selesinum is reaction Defense protective mechanism ?
T
F
T
what is the act with insulin to promote Glucose utilization ?
copper
iron
cobalt
chromium
D
component of oxidase enzymes is molybedenum ?
T
F
T
2-oxy 4-amin pyrinidin?
adenine
cytosine
uracil
C
is thymine ?
5 methy uracil
6 amino purine
2,4 6-oxy purine
non of the above
A
2,4 di-Oxy pyrimidin ?
thymine
adenine
uracil
cytosine
C
treatmrnt of goat allopurinol
T
F
T
essential for Uric acid synthesis
hypoxanthine
ureas
xanthine oxidase
ammoina
B
can be synthesized of purine by c and n atons to
ribose-6 phosphate
ribose -5 phosphate
non the above
B
phosohorylation addition of P to ...
nucleotide
nucleoside
nucleo acide
all the above
B